New Delhi, Feb. 13 -- The Central Bureau of Investigation (CBI) on Wednesday informed a court it had no call recordings or hard evidence to prove that ~1.95 crore allegedly meant to be paid to public servants, including then CBI special director Rakesh Asthana, was delivered to a middleman on December 13, 2017 on behalf of Hyderabad-based businessman Sathish Babu Sana....